libghc-parsec2-dev software package provides Haskell monadic parser combinator library for GHC, you can install in your Debian 7 (Wheezy) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install libghc-parsec2-dev
libghc-parsec2-dev is installed in your system.
Make ensure the libghc-parsec2-dev package were installed using the commands given below,
$ sudo dpkg-query -l | grep libghc-parsec2-dev *
You will get with libghc-parsec2-dev package name, version, architecture and description in a table
| Distro | Debian 7 wheezy |
| Section | Haskell |
| Package | libghc-parsec2-dev |
| Version | 2.1.0.1-6+b1 [amd64, armhf, i3 |
| Description | Haskell monadic parser combinator library for GHC |
| Sub Section | Haskell |